-48.96% is the change from 768 to 392
Calculation steps:
[( 392 - 768 ) ÷ 768] x 100 = -48.96%
Formula
Percentage change = [(392 - 768) / 768] x 100
Subtract the new number by the original number
392 - 768 = -376
-376 ÷ 768 = -0.4895833333333333
-0.4895833333333333 x 100 = -48.96%